/*
* Copyright 2012 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jbpm.formbuilder.client;
import org.jbpm.formapi.client.CommonGlobals;
import org.jbpm.formbuilder.client.bus.ui.HistoryStoreEvent;
import org.jbpm.formbuilder.client.bus.ui.HistoryStoreHandler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.History;
/**
* TODO Use the HistoryStoreEvent to actually create history management. Ideas:
* on saving a form: #formId=something on loading a form: #formId=something on
* selecting a userTask: #process=processName #task=taskName
*/
public class HistoryPresenter {
private EventBus bus = CommonGlobals.getInstance().getEventBus();
public HistoryPresenter() {
bus.addHandler(HistoryStoreEvent.TYPE, new HistoryStoreHandler() {
public void onEvent(HistoryStoreEvent event) {
if (event.getTokens() != null && !event.getTokens().isEmpty()) {
for (String token : event.getTokens()) {
History.newItem(token);
}
}
if (event.getValueChangeHandler() != null) {
History.addValueChangeHandler(event.getValueChangeHandler());
}
}
});
}
}